The Analog Way TVC401 Tetra-VIO is a multi-format converter and A/V switcher. Capable of many functions it is a user friendly way to control complex video and audio installations requiring a variety of functions featuring digital and analog signal passage and enhancement. It accepts 4 inputs of various types of analog and digital video and audio signals on RCA, DIN4, Cinch, HD-15, DVI and BNC connectors. This unit will then output a universal signal on RCA, HD-15, BNC, Y/C or DVI connectors converted and enhanced to the user's specific application. Improves the quality of any video signal; Easy to use menus; Provides Audio/Stereo switching following the video input; Increases Video Image sharpness and brightness; Ideal device for conference room installations; 3 Universal Inputs + 1 HD/SD-SDI; D: 10.4’’ x W 19’’ x H 1.74’’.